Home / 39,114.21-53,980.68-33,030.93

Finding the Fourth Proportional to 39,114.21, 53,980.68 and 33,030.93

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Solution

The fourth proportional to 39,114.21, 53,980.68 and 33,030.93 is: 45,585.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,114.21 : 53,980.68 = 33,030.93 : x
  2. Step 2: Convert to fraction form
    39,114.21/53,980.68 = 33,030.93/x
  3. Step 3: Cross multiply
    39,114.21x = 53,980.68 × 33,030.93
  4. Step 4: Simplify right side
    39,114.21x = 1,783,032,062.43
  5. Step 5: Solve for x
    x = 1,783,032,062.43/39,114.21
  6. Step 6: Final answer
    x = 45,585.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.